Surface Mount Technology (SMT) Services

At UK-NSI, we provide high-speed, high-precision Surface Mount Technology (SMT) solutions, delivering superior quality, repeatability, and efficiency for electronic manufacturing. Our state of the art SMT facility is equipped with cutting-edge automation, traceability systems and quality control processes, ensuring that every PCB meets the highest industry standards.

Our fully automated SMT lines integrate advanced handling equipment, intelligent component storage, real-time process monitoring and precision inspection systems, making UK-NSI the ideal partner for your high reliability PCB assembly requirements.

State of the art manufacturing

At UK-NSI, our advanced manufacturing facility in Redditch, UK, is equipped with three high-volume Surface Mount Technology (SMT) lines, delivering precision, efficiency and quality at every stage of electronic assembly. Our factory operates to the highest industry standards, including IATF 16949, ensuring consistent quality, process control and full traceability.

As part of Nippon Seiki Group, a global leader in automotive and electronics manufacturing, we have a long standing partnership with Yamaha that enables us to utilise the latest cutting edge technologies and equipment. By integrating automation, data driven process control and strict quality assurance, we provide our customers with reliable, high performance electronic manufacturing solutions that meet the demands of today’s industries.

With a commitment to continuous improvement and lean manufacturing, our Redditch facility is designed to optimize efficiency, reduce waste and enhance product quality, making UK-NSI the trusted partner for high precision electronic assembly.

Delivering Precision, Efficiency and Quality

SMT Manufacturing

High-Speed, High-Precision SMT Solutions Ensuring superior quality, repeatability, and efficiency.

State-of-the-Art SMT Facility Equipped with cutting-edge automation and traceability systems.

Advanced Handling Equipment Fully automated SMT lines for seamless production flow.

Intelligent Component Storage Maximising efficiency and minimising errors.

Precision Inspection Systems Including 3D AOI, X-ray inspection and in-circuit testing.

Industry Leading Quality Standards Meeting IATF 16949 and other global benchmarks

High Speed SMT Production Lines

UK-NSI operates three high-volume SMT lines, each capable of placing between 124,900 – 140,900 components per hour (CPH) at IP 9850 standard, compliant for accuracy, repeatability and minimal defects.

By combining high-speed placement, real-time verification, and automated handling, we ensure high-quality, high-volume PCB assembly with minimal downtime.

Eunil Automated Equipment

Each line integrates Eunil automated handling equipment, including:

Multi-Magazine On-loaders for efficient PCB loading
Inline PCB Cleaners & Inspection Conveyors for contamination control
Buffer Stations & Traverser’s for seamless material flow
Dual-lane Multi-Magazine Off-loaders for optimised throughput

PCB Size Capabilities: 50mm x 50mm up to 430mm x 330mm

Programming & Labelling

At UK-NSI, we go beyond standard SMT assembly by offering comprehensive component preparation with in-house BPM programming, component moisture control and PCB labelling with complete traceability solutions.

BPM Microsystems Programming Machine for in-house semiconductor programming, ensuring firmware accuracy before assembly
Fully automated PCB labelling for unique traceability, improving process control and defect tracking
Moisture sensitive component control with local humidity & drying cabinets to maintain MSL integrity

By implementing advanced preparation, tracking and protection methods, we ensure enhanced product reliability and quality.

Precision Screen Printing

Solder paste application is critical to ensuring a reliable PCB assembly. At UK-NSI, we utilise the DEK Horizon 03i screen printer with advanced process controls to achieve consistent and accurate solder paste deposits.

Close Loop Pressure Control for precise application
Adjustable ‘Chase’ System for various frame sizes
Auto Paste Dispensing & Roll Height Monitoring
Temperature Control Modules to maintain consistency
Vortex Underscreen Cleaning & Self-Levelling Paste Deflectors
Stinger Glue Dispensing for secure component placement
High-Tension DEK VectorGuard System for stability

Automated Enclosed Screen Cleaning ensures programmable wash, rinse and dry cycles, maintaining stencil cleanliness and process repeatability.

State of the art SMT Component Placement

UK-NSI’s Yamaha Surface Mount Placement Machines offer industry leading precision, flexibility and efficiency. As a trusted partner of Yamaha, we utilise the latest SMT placement technology to enhance productivity and quality.

Key Features of Yamaha Placement Machines:

Setup verification to eliminate placement errors
Parts Remain Counter to track component usage
Auto Program Changeover for seamless transitions between products
Time Limit Management (MSL Control) for moisture-sensitive components
Wide Feeder Support: 2mm – 72mm, Stick Feeders, Quick Exchange Carts
Advanced Nozzle Technology: Auto Nozzle Change, Special Nozzles, Force Control
3D Coplanarity Checks to detect component misalignment
Integrated Tray Systems & External Feeders for high-mix, high-volume production

By leveraging automation, precision, and process control, our SMT lines deliver repeatable, high-quality assemblieswith minimal defects and downtime.

Advanced Reflow Soldering & Thermal Processing

After component placement, PCBs pass through our Heller Reflow Ovens, ensuring a consistent, high-reliability soldering process.

10-Zone Reflow Ovens – Key Features:

Lead-free reflow process with closed-loop thermal control
Centre Board Support to prevent warping
Open-loop water cooling for controlled cooling rates
Cool-Pipe Flux Management System to reduce contamination

Our advanced thermal profiling and process control guarantee reliable solder joints, minimising defects such as cold solder joints, voiding and component misalignment.

Comprehensive Inspection & Quality Control

Quality assurance is embedded in every stage of our SMT process. We utilise industry leading optical, X-ray and in-circuit testing systems to verify placement accuracy, solder joint integrity and electrical performance.

Automated Optical Inspection (AOI) & X-Ray Analysis

Koh Young 3D Solder Paste Inspection (SPI) for paste volume and alignment verification
Yamaha YSi-V 3D AOI on all three SMT lines for automated defect detection
YSi-X X-Ray Inspection (1 line) for BGA, QFN and hidden solder joint analysis

In-Circuit Testing (ICT) & Functional Testing

Agilent Keystone i3070 & i5000 ICT Systems for electrical verification
Real-time defect detection & automated reporting

By integrating multiple inspection and testing processes, we guarantee quality manufacturing and high-reliability electronic assemblies.

Component Storage and Inventory

Automated Storage Systems

To ensure accuracy, efficiency and full traceability, we utilise intelligent Automated Storage Systems for organisation and component retrieval ensuring streamlined production.

180mm reels – Capacity of 17,640 reels
380mm reels – Capacity of 12,600 reels
Real-time inventory tracking for optimised material flow
Efficient component handling to reduce waste and setup time

With automated retrieval and barcoded inventory management, we minimise handling errors, enhance traceability and improve production efficiency.

Why Choose UK-NSI for SMT Assembly?

Ready to take your electronic manufacturing to the next level? With cutting-edge SMT technology, automation and world-class quality standards, UK-NSI delivers reliability and performance you can trust.

Industry Leading SMT Technology – High-speed, precision manufacturing with Yamaha SMT solutions
End to End Process Control – Automated component storage, printing, placement, soldering, and inspection
24hr Manufacturing Capability – Scalable production for high-volume & complex PCB assemblies
Strict Quality Standards – IPC 9850 compliance, AOI, X-ray, and in-circuit testing
Full Traceability & Process Control – Real-time MES & ERP integration

Let’s bring your PCB assembly to life with precision, speed and reliability.

Contact us today to discuss your project and see how our expertise can drive your success.